Home / 28,597.73-39,459.05-18,524.77

Finding the Fourth Proportional to 28,597.73, 39,459.05 and 18,524.77

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Solution

The fourth proportional to 28,597.73, 39,459.05 and 18,524.77 is: 25,560.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,597.73 : 39,459.05 = 18,524.77 : x
  2. Step 2: Convert to fraction form
    28,597.73/39,459.05 = 18,524.77/x
  3. Step 3: Cross multiply
    28,597.73x = 39,459.05 × 18,524.77
  4. Step 4: Simplify right side
    28,597.73x = 730,969,703.86
  5. Step 5: Solve for x
    x = 730,969,703.86/28,597.73
  6. Step 6: Final answer
    x = 25,560.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.